Chemistry Which is the purest form of iron? Wrought iron Cast iron Pig iron Steel Wrought iron Cast iron Pig iron Steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry London smog is found in Summer during day time Summer during morning time Winter during morning time Winter during day time Summer during day time Summer during morning time Winter during morning time Winter during day time ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following nonmetals shows allotropy in the liquid state? Sulphur Carbon Bromine Phosphorous Sulphur Carbon Bromine Phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry The greenhouse effect is caused by the higher level of which gas in the atmosphere ? Carbon monoxide Sulphur dioxide Carbon dioxide Nitrous oxide Carbon monoxide Sulphur dioxide Carbon dioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Eutrophication Hardness Alkalinity Acidity Eutrophication Hardness Alkalinity Acidity ANSWER DOWNLOAD EXAMIANS APP
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